Finding the Fourth Proportional to 86,160.06, 129,052.98 and 41,693.52

Step by Step Solution

1. Step 1: Write the proportion equation
   86,160.06 : 129,052.98 = 41,693.52 : x
2. Step 2: Convert to fraction form
   86,160.06/129,052.98 = 41,693.52/x
3. Step 3: Cross multiply
   86,160.06x = 129,052.98 × 41,693.52
4. Step 4: Simplify right side
   86,160.06x = 5,380,673,002.69
5. Step 5: Solve for x
   x = 5,380,673,002.69/86,160.06
6. Step 6: Final answer
   x = 62,449.74